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StreamExtensionsCopyToAsync Method (Stream, Stream)
Asynchronously reads the bytes from a source stream and writes them to a destination stream.

Namespace: Rackspace.Threading
Assembly: Rackspace.Threading (in Rackspace.Threading.dll) Version: 2.1.0-beta1
Syntax
public static Task CopyToAsync(
	this Stream stream,
	Stream destination
)

Parameters

stream
Type: System.IOStream
The source stream.
destination
Type: System.IOStream
The stream to which the contents of the source stream will be copied.

Return Value

Type: Task
A task that represents the asynchronous copy operation.

Usage Note

In Visual Basic and C#, you can call this method as an instance method on any object of type Stream. When you use instance method syntax to call this method, omit the first parameter. For more information, see Extension Methods (Visual Basic) or Extension Methods (C# Programming Guide).
Exceptions
ExceptionCondition
ArgumentNullException

If stream is .

-or-

If destination is .

ObjectDisposedException

If stream is disposed.

-or-

If destination is disposed.

NotSupportedException

If stream does not support reading.

-or-

If destination does not support writing.

Remarks

Copying begins at the current position in stream.

Version Information

.NET for Windows Store apps

Supported in: Windows 8

.NET Framework

Supported in: 4.5, 4.0, 3.5

Portable Class Library

Supported in: Portable Class Library (Legacy), Portable Class Library

Threading Library

Supported in: 2.1, 2.0, 1.1, 1.0
See Also